:root {
	font-size: 16px;
}

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}


body {
	font-family: "Microsoft YaHei", Arial, sans-serif;
	background: var(--main-bg);
	color: var(--main-dark);
	min-width: 1200px;
}

body {
	font-family: Source Han Sans CN;
	background: var(--main-bg);
	color: var(--main-dark);
	width: 100%;
}

body div,
span {
	outline: none
}

.justify-start {
	display: flex;
	justify-content: flex-start;
}

.justify-center {
	display: flex;
	justify-content: center;
}

.justify-end {
	display: flex;
	justify-content: flex-end;
}

.justify-evenly {
	display: flex;
	justify-content: space-evenly;
}

.justify-around {
	display: flex;
	justify-content: space-around;
}

.justify-between {
	display: flex;
	justify-content: space-between;
}

#header {
	background: #ffffff;
}

.header {
	width: 100%;
	max-width: 76rem;
	margin: 0 auto;
	position: relative;
	align-items: flex-end;
	z-index: 100;
	padding: 1.125rem 1.25rem 1.25rem;
}

.header .left {
	margin-right: 4.375rem;
	display: flex;
	align-items: center;
	margin-bottom: -0.5rem;
}

.header .left .logos {
	margin-right: 1.125rem;
}

.header .left .logos img {
	width: auto;
	height: 3.0625rem;
	max-width: 100%;
}

.header .left .logos_title {
	height: 3.125rem;
	font-size: 2rem;
	line-height: 3.125rem;
	white-space: nowrap;
}

.header .middle {
	flex: 1;
}

.header .middle .middle_nav {
	width: 100%;
	height: 100%;
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-end;
}

.header .middle .middle_nav li {
	text-align: center;
	font-size: 1rem;
	color: #464646;
	cursor: pointer;
	transition: all 0.2s;
	transform: scale(1);
	margin-right: 1.25rem;
	position: relative;
}

.header .middle .middle_nav li::after {
	content: '';
	display: block;
	position: absolute;
	width: 100%;
	height: 1.875rem;
}

.header .middle .middle_nav li a {
	color: #464646;
}

.header .middle .middle_nav .header-text.active .header-texta {
	color: #336BFF !important;
}

.header .middle .middle_nav .header-text:hover .header-texta {
	color: #336BFF !important;
}

.header .middle .middle_nav li:hover::after {
	width: 100%;
}

.header .middle .middle_nav li.active {
	color: #396FFF;
}

.header .middle .middle_nav li.active::after {
	width: 100%;
}

.header .middle .middle_nav .header-text:hover .navbar3-wrapper {
	opacity: 1;
	height: 3.5rem;
}

.header .navbar3-wrapper {
	position: absolute;
	width: 100vw;
	height: 0;
	line-height: 3.5rem;
	border-radius: 0.625rem;
	overflow: hidden;
	top: 2.75rem;
	font-size: 1rem;
	left: 50%;
	transform: translateX(-50%);
	z-index: 999;
	opacity: 0;
	transition: all 0.5s;
}

.header .middle .navbar3-wrapperhover {
	height: 3.5rem;
	opacity: 1;
}

.header .navbar3 {
	position: fixed;
	width: 100%;
	top: 0;
	left: 0px;
	color: #FFFFFF;
	border-radius: 10px;
}

.bgnavbar3 {
	background: rgba(155, 176, 207, .8);
	width: 100%;
	position: absolute;
	transition: all 0.5s;
	z-index: 88;
	opacity: 0;
	height: 0px;
}

.header .navbar3-title {
	margin-right: 1.25rem;
}

.header .navbar3-title a {
	color: #FFFFFF !important;
	font-size: 1rem;
	font-weight: 400;
}

.header .navbar3-title.active a,
.header .navbar3-title a:hover {
	color: #336BFF !important;
}

ul,
ol,
li {
	list-style: none;
}

.align-center {
	display: flex;
	align-items: center;
}

.align-start {
	display: flex;
	align-items: flex-start;
}

.align-center {
	display: flex;
	align-items: center;
}

.align-end {
	display: flex;
	align-items: flex-end;
}

@media (max-width: 1200px) {
	:root {
		font-size: 15px;
	}

	.header {
		padding: 0.9375rem;
	}

	.header .middle .middle_nav li {
		margin-right: 0.9375rem;
	}
}

/*
@media (max-width: 992px) {
	:root {
		font-size: 14px;
	}
	.header {
		flex-direction: column;
		align-items: center;
		padding: 0.625rem;
	}
	.header .left {
		margin-right: 0;
	}
	.header .middle {
		width: 100%;
	}
	.header .middle .middle_nav {
		justify-content: center;
	}
	.header .middle .middle_nav li {
		margin: 0 0.625rem;
	}
}

@media (max-width: 768px) {
	:root {
		font-size: 13px;
	}
	.header .left .logos img {
		height: 2.5rem;
	}
	.header .middle .middle_nav {
		flex-wrap: wrap;
		justify-content: center;
	}
	.header .middle .middle_nav li {
		margin: 0.3125rem 0.5rem;
		font-size: 1.1rem;
	}
	.header .navbar3-wrapper {
		width: 100%;
		left: 0;
		transform: none;
	}
	
	.header .navbar3-title {
		display: none;
	}
}

@media (max-width: 480px) {
	:root {
		font-size: 12px;
	}
	.header {
		padding: 0.5rem;
	}
	.header .left .logos img {
		height: 2.5rem;
	}
	
	.header .middle .middle_nav li {
		margin: 0.1875rem 0.3125rem;
		font-size: 1rem;
	}

	.header .navbar3-title {
		display: none;
	}
} */